Finding the Fourth Proportional to 793,609.94, 1,095,184.84 and 431,039.84
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Solution
The fourth proportional to 793,609.94, 1,095,184.84 and 431,039.84 is: 594,836.68
Step by Step Solution
- Step 1: Write the proportion equation
793,609.94 : 1,095,184.84 = 431,039.84 : x - Step 2: Convert to fraction form
793,609.94/1,095,184.84 = 431,039.84/x - Step 3: Cross multiply
793,609.94x = 1,095,184.84 × 431,039.84 - Step 4: Simplify right side
793,609.94x = 472,068,298,204.03 - Step 5: Solve for x
x = 472,068,298,204.03/793,609.94 - Step 6: Final answer
x = 594,836.68
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.